Hawley, Ralph C. The practice of silviculture, - 5th ed - New York, London, J. Wiley & Sons, inc.; Chapman & Hall, limited [c1946] - xi, 354 p. illus. (incl. diagrs.) 24 cm Subjects--Topical Terms: Forests and forestry Dewey Class. No.: 634 SON 1946 A109 Or.